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Sida alnifolia
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Family:
MALVACEAE
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Citation: Sida alnifolia L., Sp. Pl. 684. 1753; Sivar. & Pradeep, Malvac. Southern Peninsular India 241. 1996; Sasidh. & Sivar., Fl. Pl. Thrissur For. 61. 1996; Sivar. & Mathew, Fl. Nilambur 89. 1997; Sasidh., Fl. Periyar Tiger Reserve 32. 1998; Sasidh., Fl. Parambikulam WLS 29. 2002; M. Mohanan & A.V.N. Rao in P. Daniel, Fl. Kerala 1: 388. 2005; Sunil & Sivadasan, Fl. Alappuzha Dist. 127. 2009; Ratheesh Narayanan, Fl. Stud. Wayanad Dist. 153. 2009.
Sida retusa L., Sp. Pl. (ed. 2) 961. 1763.
Sida rhombifolia L. var. retusa (L.) Mast. in Hook. f., Fl. Brit. India 1: 324. 1874.
Sida rhombifolia L. ssp. retusa (L.) Borss., Blumea 14: 198. 1966; Ramach. & V.J. Nair, Fl. Cannanore Dist. 64. 1988; T.K. Paul & M.P. Nayar, Fasc. Fl. Ind. 19: 216. 1988; T.K. Paul in B.D. Sharma & Sanjappa, Fl. India 3:289.1993; Anil Sasidh., Fl. Shenduruny WLS 39. 1997; Anil Kumar et al., Fl. Pathanamthitta 90. 2005.
Sida rhombifolia L. ssp. alnifolia (L.) Ugborogho, Bol. Soc. Brot. ser. 54:70. 1980.
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Malayalam Name(s):
Kurunthotti
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Tamil name(s):
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English name(s):
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Description:
Subshrubs to 40 cm tall, strongly branched. Leaves simple, alternate, 1-3 x 0.8-2.5 cm, obovate to elliptic-lanceolate, apex retuse, emarginate, rounded or subacute, base obtuse or rounded, margins irregularly serrate-dentate or crenate to the distal half, entire towards the proximal half, upper surface sparsely pubescent, lower surface densely greyish tomentose; petiole to 4 mm long, stellate-pubescent; stipules c. 3 mm long, linear. Flowers axillary, solitary; pedicels 3-4 mm long in flowers, to 2.5 cm in fruits, jointed at about the middle. Calyx 5-6 mm long, c. 6 mm across, pubescent without, 5-lobed; lobes c. 2 mm long, ovate to triangular. Petals yellow, 6-7 x 5-6 mm, obliquely obovate. Staminal column to 3 mm long, antheriferous at apex. Ovary c. 1.5 mm across, depressed globose; styles 7-10; stigma capitate, creamy-yellow. Schizocarp to 4 mm long; mericarps 7-10, included in the calyx, with a pair of short obtuse mucro at apex; seeds c. 2 mm long, black.
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Habit:
Shrub
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Flowering & Fruiting:
September-December
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District(s):
All Districts
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Medicinal:
Yes
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Habitat:
Moist deciduous forests, also in the plains
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Distribution:
Indo-Malesia
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Aquatic:
No
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Epiphyte(s):
No
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Saprophyte:
No
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Stem parasite:
No
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Root parasite:
No
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Flower colour(s):
Yellow
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Weed:
No
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Monocot/Dicot:
Dicotyledonous Plants
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Exotic:
No
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Garden:
No
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Edible:
No
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Vegetable:
No
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Endemic to:
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IUCN status:
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Altitude:
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Localities:
Peechi, Kattalappara, Thekkady, Thellikkal, Kariamchola, Adoor, Kannoth, Andhakaranazhi, Nedumkayam, Karulai
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